Question

0.0 The height of 20 students of class 7 given below-
168, 165, 163, 160, 163, 161. 162. 164. 163. 162. 164
163, 160, 163, 160, 165. 163. 162, 163, 164
Prepare a frequency distribution table using tally marks.​

Answer 1

Given that

The heights of 30 students of class IX are given below

155,158,154,158,160,148,149,150,153,159,161,148,157,153,157,

162,159,151,154,156,152,156,160,152,147,155,163,155,157,153.

Frequency distribution table

Class interval Frequency

145 - 149 4

150 - 154 8

155 - 159 13

160 - 164 5

165 - 169 -

Total 30